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Auto-registering Micrometer

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Inventory Number: 
AST82
Micrometer Bouty

This Auto-registering Micrometer was used to register stars transits at the Sygros (Gautier) Meridain Circle of the Observatory.
The Photoelecric Photometer attached to the Micrometer (right on the photo) is a G. Rougier model (c. 1925).

Similar instruments:
Observatoire de Paris (Paris inv. 396, anc. 20-28)
Musée de l'Observatoire de Marseille (CM31 IM13000021)

Data
Date: 
1930
Origin: 
National Observatory of Athens
Location: 
National Observatory of Athens
Maker: 
Édouard Bouty

Copyright National Hellenic Research Foundation - National Observatory of Athens